Linkers note
- 1. ó ì?Ø [… Gdutor@gmail.com TAIR 2012.02.05
- 2. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K V‡ 1 ƒ'¯K 2 8I©‡ 3 ó L§ 4 §S¥ 5 ¢S¯K [… Linkers
- 3. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ó 쉟o NX( §S´N )¤ I‡'% ¯K ¹ ó 쉟o ¹ NX( ¹ §S´N )¤ [… Linkers
- 4. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ó 쉟o NX( §S´N )¤ ó 쉟o ¹ ¬z ¹ ÎÒ+n//Œ”½ ¹ •;ÙÛ ¹ -½ ¹ §S¥ [… Linkers
- 5. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ó 쉟o NX( §S´N )¤ NX( ¹ ?› •£ABI¤ ¹ S•/Œ ¹ •-‚ª ¹ ÏŒ•ª ¹ L§N^ [… Linkers
- 6. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ó 쉟o NX( §S´N )¤ §S´N )¤ ¹ ?È ¸ c{!Š{©Û ¸ ®?!)¤8I©‡ ¹ ó ¸ 8I©‡ ¸ ·!Ä ¥ [… Linkers
- 7. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û 8I©‡ ¹ •¹= &E ¹ ~„‚ªIO ¹ a.out/ELF‚ª©Û [… Linkers
- 8. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û •¹= &E ¹ ©‡Þ ¸ ©‡ N&E ¸ Ù¦&E &E ¸ §S• ¹ 8I“è ¸ •- ¸ êâ ¹ -½ &E ¹ ÎÒ ¹ NÁ&E ¹ Ù¦ [… Linkers
- 9. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û ~„‚ªIO ¹ COFF, Common Object File Format ¹ COM!PE, Portable Executable ¹ a.out ¹ ELF, Executable Linkable Format [… Linkers
- 10. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û ©‡ÞÜ ¹ Žê!©‡a. ¹ e !i!S!éàâÝ ¹ •/Œ ¹ §SÞ ˜!Œ !‡ê ¹ «ãÞ ˜!Œ !‡ê Section vs. Segment Section§«ãµÜ6 §¡•ó ì Segment§ãµÔn §¡•1ì [… Linkers
- 11. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û «ãÞÜ ¹ «ã¶¡!a. ¹ «ãIP ¹ «ãŒ !3©‡¥ £þ ¹ L‘Œ ¹ §SÞ ˜!Œ !‡ê ¹ éàâÝ [… Linkers
- 12. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û «ãa. ¹ PROGBITS: .text, .data, .rodata ¹ NOBITS: .bss ¹ SYSTAB, DYNSYM: .symtab, .dynsym ¹ STRTAB: .strtab ¹ REL: .rel.txt, .rel.data, .rel.rodata ¹ DYNAMIC, HASH: .dynamic, .hash ¹ AÏ«ã: .got, .plt, .init, .fini, .interp, .line [… Linkers
- 13. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K •¹ &E ~„‚ª ELF©Û -½ ‘!ÎÒL ¹ -½ ‘ ¸ I‡-½ ÎÒ ¸ I‡-½ /Œ ¸ /Œ°Ý ¸ ÎÒa.µSÜ/ Ü ¹ ÎÒL‘ ¸ ÎÒ3iÎGL¥ ¢Ú ¸ ÎÒa.: ÛÜ/ Û/fÎÒ ¸ ´Ä½Â ¸ ÎÒŠ: ƒé/ýé/Œ [… Linkers
- 14. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ˜m© ÎÒ)Û -½ ó L§ ¹ üH×£ ¹ ˜m© ¹ ÎÒ)Û ¹ -½ ¹ Ú^§S¥ž [… Linkers
- 15. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ˜m© ÎÒ)Û -½ ˜m© ¹ ãÚ/Œ˜m ¹ •;ÙÛ ¹ •¡éà ¹ “èžØ [… Linkers
- 16. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ˜m© ÎÒ)Û -½ ÎÒ)Û ¹ ó ìÎÒL ¸ hashL ¸ õ«ÎÒL ¹ ¬L ¸ ^r ¬ ¸ ¥ ¬ ¹ AÏÎÒ ¸ .etext, .edata, .end ¸ fÎÒ [… Linkers
- 17. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ˜m© ÎÒ)Û -½ -½ ¹ -½ a. ¸ M‡/^‡-½ ¸ •-/êâ-½ ¹ -½ žÅ ¸ ó ž-½ ¸ 1ž-½ [… Linkers
- 18. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K · ¥/Ä ¥ Ä ó §S¥ ¹ •Ÿo¦^§S¥ ¸ “èE^ ¸ !Ž˜m ¹ ¥ «a ¸ · ¥ ¸ Ä ¥ ¸ •¥ [… Linkers
- 19. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K · ¥/Ä ¥ Ä ó · ¥/Ä ¥ ¹ ó •ª ¹ ©‡‚ª [… Linkers
- 20. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K · ¥/Ä ¥ Ä ó Ä ó n ¹ ˜Ã'“è: PIC ¹ Û £þL: GOT ¹ L§ó L: PLT [… Linkers
- 21. ƒ'¯K 8I©‡ ó L§ §S¥ ¢S¯K ó ìƒ' ˜ ¢S¯K ¹ ¥ |¢´» ¹ ¥ ‡ Ò ¹ Óž¦^Ä/· ó ¹ CX¥¥ ÎÒ ¹ ~^óä [… Linkers
- 22. √ Thanks ! ♥